CVE-2026-64722

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Buffer Overflow in iOS and macOS Leading to Memory Disclosure

Publication date: 2026-07-27

Last updated on: 2026-07-30

Assigner: Apple Inc.

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. Processing a 3D model may result in disclosure of process memory.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-07-27

Last Modified

2026-07-30

Generated

2026-08-17

AI Q&A

2026-07-28

EPSS Evaluated

2026-08-15

NVD

CVE-2026-64722

EUVD

EUVD-2026-49609

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos	From 15.0 (inc) to 15.7.8 (exc)
apple	macos	From 26.0 (inc) to 26.6 (exc)
apple	ipados	to 26.6 (exc)
apple	iphone_os	to 26.6 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-120	The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

Attack-Flow Graph

Executive Summary

This is a buffer overflow vulnerability caused by improper memory handling. When processing a 3D model, it may allow an attacker to read process memory, potentially exposing sensitive information.

Detection Guidance

This vulnerability is specific to Apple systems and relates to processing 3D models. Detection would require checking system versions against the patched releases (iOS 26.6, iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6). No direct commands are provided in the context to detect this issue.

Impact Analysis

If exploited, this vulnerability could lead to unauthorized access to process memory, which might include sensitive data such as user credentials or other confidential information.

Compliance Impact

The provided CVE data does not specify how this vulnerability affects compliance with standards like GDPR or HIPAA. The description focuses on technical details of a buffer overflow issue in Apple products, which may lead to memory disclosure but does not address regulatory impacts.

Mitigation Strategies

Update affected systems to the latest patched versions: iOS 26.6, iPadOS 26.6, macOS Sequoia 15.7.8, or macOS Tahoe 26.6. Avoid processing untrusted 3D models until updates are applied.

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